/*
 * Copyright:  2018 smarabbit studio.
 *
 *  Licensed under the Confluent Community License; you may not use this file
 *  except in compliance with the License.  You may obtain a copy of the License at
 *
 *  http://www.confluent.io/confluent-community-license
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 *  WARRANTIES OF ANY KIND, either express or implied.  See the License for the
 *  specific language governing permissions and limitations under the License.
 *
 *  @作   者： 黄开晖 (117227773@qq.com)
 *  @日   期:  2020年9月15日
 */
package com.massyframework.beanskin.springboot.beancontext.provider;


import java.util.ArrayList;
import java.util.List;

import com.massyframework.beanskin.Environment;
import com.massyframework.beanskin.assembly.beans.BeanContextHandlerFactory;
import com.massyframework.beanskin.plugin.Plugin;
import com.massyframework.beanskin.plugin.PluginActivator;
import com.massyframework.beanskin.service.ServiceRegistration;
import com.massyframework.beanskin.util.classloading.ResourceLocateFilter;
import com.massyframework.beanskin.util.version.Version;


/**
 * Spring插件激活器
 * 
 * @author huangkh
 */
public class SpringPluginActivator implements PluginActivator {
	
	private List<ServiceRegistration<?>> registrations;

	/**
	 * 
	 */
	public SpringPluginActivator() {
		
	}

	@Override
	public synchronized void init(Environment<Plugin> env) throws Exception {		
		if (this.registrations == null) {
			this.registrations = new ArrayList<>();
			ServiceRegistration<?> registration = env.registService(new SpringHandlerFactory(), builder ->{
				builder.addExportService(BeanContextHandlerFactory.class)
					.name("spring.boot")
					.version(Version.valueOf("2.5.0"));
			});
			
			this.registrations.add(registration);
			
			registration = env.registService(new SpringFactoriesResourceLocateFilter(), builder->{
				builder.addExportService(ResourceLocateFilter.class);
			});
			this.registrations.add(registration);
			
			registration = env.registService(new ApplicaionConfigResourceLocateFilter(), builder->{
				builder.addExportService(ResourceLocateFilter.class);
			});
			this.registrations.add(registration);
		}
	}

	@Override
	public synchronized void destroy() {
		if (this.registrations != null) {
			this.registrations.forEach( registration -> registration.unregister());
			this.registrations.clear();
			this.registrations = null;
		}
	}

	
}
